(*4)
Usable when camera’s focal length is set to 28mm(35mm film equivalent) like when selecting PTWC-01 in conversion lens setting of the Camera Menu 2 Accessory.

The UWL-H100 28M67 Type2 itself and combination with the Dome Lens Unit II for UWL-H100 is designed to provide best quality image when camera’s focal length(zoom position) is set to 28mm(35mm film equivalent).

(*5)
Only usable underwater with zoom setting from middle to telephoto side. Using on land or zoom wide side setting underwater will have vignetting.

Also INON underwater micro fisheye lens "UFL-M150 ZM80" is compatible to capture underwater world through a view of a tiny fish to create unique image only by this lens.

The Grip Base D4 which is equipped with "SPS(Slide Plate System)" to support more than 80 different underwater housings and directly attached on a compatible housing, and Grip Base M1 which is a base arm specifically designed for midsize underwater housing for micro four thirds digital SLR, are compatible.
Wide variety of INON adapters/bases is compatible and easy to set-up multiple lighting system with dual strobe configuration by attaching extra D Holder.